/*
 * Copyright 2013-2023 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package examples;

import com.alibaba.cloud.nacos.NacosDiscoveryProperties;
import java.util.Map;
import javax.annotation.Resource;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;

@RestController
public class EchoController {

  @Resource private NacosDiscoveryProperties nacosDiscoveryProperties;

  @GetMapping("/")
  public ResponseEntity<String> index() {
    return new ResponseEntity<>("index error", HttpStatus.INTERNAL_SERVER_ERROR);
  }

  @GetMapping("/test")
  public ResponseEntity<String> test() {
    return new ResponseEntity<>("error", HttpStatus.INTERNAL_SERVER_ERROR);
  }

  @GetMapping("/sleep")
  public String sleep() {
    try {
      Thread.sleep(1000L);
    } catch (InterruptedException e) {
      e.printStackTrace();
    }
    return "ok";
  }

  @GetMapping("/echo/{string}")
  public String echo(@PathVariable String string) {
    return "hello Nacos Discovery " + string;
  }

  @GetMapping("/divide")
  public String divide(@RequestParam Integer a, @RequestParam Integer b) {
    if (b == 0) {
      return String.valueOf(0);
    } else {
      return String.valueOf(a / b);
    }
  }

  @GetMapping("/zone")
  public String zone() {
    Map<String, String> metadata = nacosDiscoveryProperties.getMetadata();
    return "provider zone " + metadata.get("zone");
  }
}
